package com.lagou.interceptor;

import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * @author Roger
 * @date 2020/8/21 9:53
 * @description
 */
public class MyInterceptor2 implements HandlerInterceptor {
    /*
       return true 表示放行
       在处理器方法执行之前
    */
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        System.out.println("preHandle2...");
        return false;
    }

    /*
        在处理器方法返回视图之前执行
     */
    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {
        System.out.println("postHandle2...");
    }

    /*
        在页面渲染视图后执行
     */
    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
        System.out.println("afterCompletion2...");
    }

}
